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National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
7-Day Forecast 38.52°N 122.98°W (Text-Only)
NWS Forecast for: Guerneville CA
Issued by: National Weather Service San Francisco Bay Area/Monterey, CA
Last Update: 7:35 pm PST Dec 4, 2025		Print

  • Tonight

    Tonight: Mostly clear, with a low around 44. Light north wind.

    Low: 44 °F

    Mostly Clear


  • Friday

    Friday: Sunny, with a high near 64. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 64 °F

    Sunny


  • Friday
    Night

    Friday Night: Mostly clear, with a low around 47. Light and variable wind.

    Low: 47 °F

    Mostly Clear


  • Saturday

    Saturday: Patchy fog before 10am. Otherwise, sunny, with a high near 66. Calm wind becoming north northwest 5 to 7 mph in the morning.

    High: 66 °F

    Patchy Fog
    then Sunny

  • Saturday
    Night

    Saturday Night: Partly cloudy, with a low around 47. Light west northwest wind.

    Low: 47 °F

    Partly Cloudy


  • Sunday

    Sunday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny


  • Sunday
    Night

    Sunday Night: Patchy fog between 1am and 3am. Otherwise, partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog between 7am and 10am. Otherwise, mostly sunny, with a high near 66.

    High: 66 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday
    Night

    Monday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy




    • Tonight: Mostly clear, with a low around 44. Light north wind.

    Friday: Sunny, with a high near 64. Calm wind becoming southwest around 5 mph in the afternoon.

    Friday Night: Mostly clear, with a low around 47. Light and variable wind.

    Saturday: Patchy fog before 10am. Otherwise, sunny, with a high near 66. Calm wind becoming north northwest 5 to 7 mph in the morning.

    Saturday Night: Partly cloudy, with a low around 47. Light west northwest wind.

    Sunday: Mostly sunny, with a high near 64.

    Sunday Night: Patchy fog between 1am and 3am. Otherwise, partly cloudy, with a low around 46.

    Monday: Patchy fog between 7am and 10am. Otherwise, mostly sunny, with a high near 66.

    Monday Night: Partly cloudy, with a low around 47.

    Tuesday: Mostly sunny, with a high near 67.

    Tuesday Night: Patchy fog. Otherwise, mostly cloudy, with a low around 50.

    Wednesday: Patchy fog. Otherwise, mostly sunny, with a high near 68.

    Wednesday Night: Patchy fog. Otherwise, partly cloudy, with a low around 49.

    Thursday: Patchy fog. Otherwise, sunny, with a high near 67.


    Guerneville CA
     38.52°N 122.98°W (Elev. 95 ft)

    Visit your local NWS office at: https://www.weather.gov/mtr